That Bill Clinton will deliver the opening speech at the Segal Family Foundation’s annual meeting at the Light House in Midtown tomorrow, which will be attended by representatives of 17 African countries. Founded in 2004 by Barry Segal, SFF supports grass roots organizations in sub-Saharan Africa . . . THAT Sports Illustrated supermodel Julie Henderson and beau Alejandro Santo Domingo, Kelly Bensimon, Mary Alice Stephenson and Bibhu Mohaptra are among the yoga lovers attending tonight’s Bent on Learning benefit at Indochine . . . THAT new hot spot Rosebud at The Out NYC will toast Billy Porter for his Tony nomination in “Kinky Boots” tonight.